1831445

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 2820096

約数和(自身を除く): 988651

約数列:

[1, 5, 7, 11, 35, 55, 67, 71, 77, 335, 355, 385, 469, 497, 737, 781, 2345, 2485, 3685, 3905, 4757, 5159, 5467, 23785, 25795, 27335, 33299, 52327, 166495, 261635, 366289, 1831445]

約数ペア:

[(1, 1831445), (5, 366289), (7, 261635), (11, 166495), (35, 52327), (55, 33299), (67, 27335), (71, 25795), (77, 23785), (335, 5467), (355, 5159), (385, 4757), (469, 3905), (497, 3685), (737, 2485), (781, 2345)]